package jdbc;

import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.SQLException;

public class Test2 {
    public static void main(String[] args) {
        UserInfo userinfo =InputUtil.getInputObject(new UserInfo(),"请输入要删除的用户名","删除");
        try (Connection connection = DBUtil.getConnection()){
            String sql="DELETE FROM userinfo WHERE username=?";
            PreparedStatement ps= connection.prepareStatement(sql);
            ps.setString(1, userinfo.getUsername());
            int nums=ps.executeUpdate();
            if(nums>0)
            {
                System.out.println("删除成功");
            }
            else
            {
                System.out.println("删除失败");
            }


        } catch (SQLException e) {
            e.printStackTrace();
        }
    }
}
